Question 1

The escape sequence the represents the new-line character is:

Accepted Answer

A)  
B) 	 
C) 
 
D) \ 
A)  
B) 	 
C) 
 
D) \

Question 2

What is byte-code? What is its importance?

Accepted Answer

Byte-code is the object code the Java co

Question 3

Java uses the ASCII character set.

Accepted Answer

A) True 
 B)False

Question 4

What is the Java expression for 27xy?

Accepted Answer

A) 27 + x * y) 
B) 27 * x + y) 
C) 27 * x * y 
D) 27x * y 
A) 27 + x * y) 
B) 27 * x + y) 
C) 27 * x * y 
D) 27x * y

Question 5

Explain the difference between an implicit type cast and an explicit type cast.

Accepted Answer

A type cast takes a value of one type an

Question 6

What steps must the programmer take to create an executable Java program?

Accepted Answer

First,the programmer must create the sou

Question 7

The Java programming language allows you to concatenate two strings using the plus sign.

Accepted Answer

A) True 
 B)False

Question 8

Which operator returns the remainder of integer division?

Accepted Answer

A) % 
B) / 
C) * 
D) none of the above 
A) % 
B) / 
C) * 
D) none of the above

Question 9

Write a Java statement to determine the length of a string variable called input.Store the result in an integer variable called strLength.

Accepted Answer

int strLen

Question 10

Java began as a language for home appliances.

Accepted Answer

A) True 
 B)False

Question 11

Which operator is used to concatenate two strings?

Accepted Answer

A) + 
B) - 
C) * 
D) / 
A) + 
B) - 
C) * 
D) /

Question 12

What are the values of the variables a,b,c,and d after the execution of the following expressions?
int a = 3;
int b = 12;
int c = 6;
int d = 1;
d = d * a;
c = c + 2 * a;
d = d - b / c;
c = c * b % c;
b = b / 2;

Accepted Answer

The answer of What are the values of the variables...

Question 13

Two kinds of Java programs are applications and applets.Define and discuss each.

Accepted Answer

An application is just a regular program

Question 14

Define the terms class,object,method and method call.

Accepted Answer

Objects are entities that store data and

Question 15

The modulus operator,%,returns the remainder of integer division.

Accepted Answer

A) True 
 B)False

Question 16

A variable of type boolean can be explicitly converted to that of type int.

Accepted Answer

A) True 
 B)False

Question 17

The hardest kind of error to detect in a computer program is a:

Accepted Answer

A) Syntax error 
B) Run-time error 
C) Logic error 
D) All of the above 
A) Syntax error 
B) Run-time error 
C) Logic error 
D) All of the above

Question 18

In Java,a block comment is delimited by:

Accepted Answer

A) */ /* 
B) /* /* 
C) /* */ 
D) */ */ 
A) */ /* 
B) /* /* 
C) /* */ 
D) */ */

Question 19

In Java,Strings are immutable objects.Immutable objects can be changed.

Accepted Answer

A) True 
 B)False

Question 20

What does the String method trim)do? Give an example of its use.

Accepted Answer

The string method trim removes leading a

The escape sequence the represents the new-line character is:

What is byte-code? What is its importance?

Java uses the ASCII character set.

What is the Java expression for 27xy?

Explain the difference between an implicit type cast and an explicit type cast.

What steps must the programmer take to create an executable Java program?

The Java programming language allows you to concatenate two strings using the plus sign.

Which operator returns the remainder of integer division?

Write a Java statement to determine the length of a string variable called input.Store the result in an integer variable called strLength.

Java began as a language for home appliances.

Which operator is used to concatenate two strings?

What are the values of the variables a,b,c,and d after the execution of the following expressions? int a = 3; int b = 12; int c = 6; int d = 1; d = d * a; c = c + 2 * a; d = d - b / c; c = c * b % c; b = b / 2;

Two kinds of Java programs are applications and applets.Define and discuss each.

Define the terms class,object,method and method call.

The modulus operator,%,returns the remainder of integer division.

A variable of type boolean can be explicitly converted to that of type int.

The hardest kind of error to detect in a computer program is a:

In Java,a block comment is delimited by:

In Java,Strings are immutable objects.Immutable objects can be changed.

What does the String method trim)do? Give an example of its use.

Console Input and Output

Flow of Control

Defining Classes I

Defining Classes II

Arrays

Inheritance

Polymorphism and Abstract Classes

Exception Handling

File IO

Recursion

Uml and Patterns

Interfaces and Inner Classes

Generics and the Arraylist Class

Linked Data Structures

Collections,maps,and Iterators

Swing I

Swing II

Java Never Ends

Applets

Filters

Exam 1: Getting Started

The escape sequence the represents the new-line character is:

What is byte-code? What is its importance?

Java uses the ASCII character set.

What is the Java expression for 27xy?

Explain the difference between an implicit type cast and an explicit type cast.

What steps must the programmer take to create an executable Java program?

The Java programming language allows you to concatenate two strings using the plus sign.

Which operator returns the remainder of integer division?

Write a Java statement to determine the length of a string variable called input.Store the result in an integer variable called strLength.

Java began as a language for home appliances.

Which operator is used to concatenate two strings?

What are the values of the variables a,b,c,and d after the execution of the following expressions? int a = 3; int b = 12; int c = 6; int d = 1; d = d * a; c = c + 2 * a; d = d - b / c; c = c * b % c; b = b / 2;

Two kinds of Java programs are applications and applets.Define and discuss each.

Define the terms class,object,method and method call.

The modulus operator,%,returns the remainder of integer division.

A variable of type boolean can be explicitly converted to that of type int.

The hardest kind of error to detect in a computer program is a:

In Java,a block comment is delimited by:

In Java,Strings are immutable objects.Immutable objects can be changed.

What does the String method trim)do? Give an example of its use.

Console Input and Output

Flow of Control

Defining Classes I

Defining Classes II

Arrays

Inheritance

Polymorphism and Abstract Classes

Exception Handling

File IO

Recursion

Uml and Patterns

Interfaces and Inner Classes

Generics and the Arraylist Class

Linked Data Structures

Collections,maps,and Iterators

Swing I

Swing II

Java Never Ends

Applets

Filters